| /* |
| * Copyright 2019, The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.server.telecom.ui; |
| |
| import android.app.Notification; |
| import android.app.NotificationManager; |
| import android.content.Context; |
| import android.telecom.Log; |
| |
| import com.android.server.telecom.Call; |
| import com.android.server.telecom.CallState; |
| import com.android.server.telecom.CallsManagerListenerBase; |
| import com.android.server.telecom.R; |
| |
| /** |
| * Displays a persistent notification whenever there's a call in the AUDIO_PROCESSING state so that |
| * the user is aware that there's some app |
| */ |
| public class AudioProcessingNotification extends CallsManagerListenerBase { |
| |
| private static final int AUDIO_PROCESSING_NOTIFICATION_ID = 2; |
| private static final String NOTIFICATION_TAG = |
| AudioProcessingNotification.class.getSimpleName(); |
| |
| private final Context mContext; |
| private final NotificationManager mNotificationManager; |
| private Call mCallInAudioProcessing; |
| |
| public AudioProcessingNotification(Context context) { |
| mContext = context; |
| mNotificationManager = |
| (NotificationManager) mContext.getSystemService(Context.NOTIFICATION_SERVICE); |
| } |
| |
| @Override |
| public void onCallStateChanged(Call call, int oldState, int newState) { |
| if (newState == CallState.AUDIO_PROCESSING && oldState != CallState.AUDIO_PROCESSING) { |
| showAudioProcessingNotification(call); |
| } else if (oldState == CallState.AUDIO_PROCESSING |
| && newState != CallState.AUDIO_PROCESSING) { |
| cancelAudioProcessingNotification(); |
| } |
| } |
| |
| @Override |
| public void onCallAdded(Call call) { |
| if (call.getState() == CallState.AUDIO_PROCESSING) { |
| showAudioProcessingNotification(call); |
| } |
| } |
| |
| @Override |
| public void onCallRemoved(Call call) { |
| if (call == mCallInAudioProcessing) { |
| cancelAudioProcessingNotification(); |
| } |
| } |
| |
| /** |
| * Create a system notification for the audio processing call. |
| * |
| * @param call The missed call. |
| */ |
| private void showAudioProcessingNotification(Call call) { |
| Log.i(this, "showAudioProcessingNotification"); |
| mCallInAudioProcessing = call; |
| |
| Notification.Builder builder = new Notification.Builder(mContext, |
| NotificationChannelManager.CHANNEL_ID_AUDIO_PROCESSING); |
| builder.setSmallIcon(R.drawable.ic_phone) |
| .setColor(mContext.getResources().getColor(R.color.theme_color)) |
| .setContentTitle(mContext.getText(R.string.notification_audioProcessing_title)) |
| .setStyle(new Notification.BigTextStyle() |
| .bigText(mContext.getString( |
| R.string.notification_audioProcessing_body, |
| call.getAudioProcessingRequestingApp()))) |
| .setOngoing(true); |
| |
| Notification notification = builder.build(); |
| |
| mNotificationManager.notify( |
| NOTIFICATION_TAG, AUDIO_PROCESSING_NOTIFICATION_ID, notification); |
| } |
| |
| /** Cancels the audio processing notification. */ |
| private void cancelAudioProcessingNotification() { |
| mNotificationManager.cancel(NOTIFICATION_TAG, AUDIO_PROCESSING_NOTIFICATION_ID); |
| } |
| } |